BlackVsGrice: 1) too complicated - 2) does not cover self-talk (you do not intend to give yourself a reason...) - Speaker intention: cannot always be to produce belief in the other person: E.g. test candidate - liar: must always tell the truth according to Grice: he has to mean "yes" when he says "no".
Grice Thesis: S (speaker) means something when he intends to achieve a certain effect in L (listener), for example, that L believes that p.
BlackVsGrice: that requires modifications: negative conjunctions or corresponding positive disjunctions.
E.g. there is no need to explain all infinite chess moves, but to say: "he intended the consequences of chess" is not an explanation - E.g. "keeping the king from moving", in turn, does require an explanation - that is exactly Grice's problem - ((s) Because he assumes speaker intention which cannot be found in the rules) BlackVsSpeaker Intension - BlackVsIntended Effect.
BlackVsGrice: inadequate: 1) Relying on standard effects - 2) Trust that speaker intention brings about such effects._____________Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution.
Bedeutung und Intention
Handlung, Kommunikation, Bedeutung, G. Meggle (Hg), Frankfurt/M 1979
Sprache München 1973
The Prevalence of Humbug Ithaca/London 1983